package edu.ahut.corejava2.v2;

public class Circle implements Shape2D, Comparable<Circle> {

    public Circle(double r) {
    }

    public double area() {
        return 0.0;
    }

    public void show() {
        System.out.println("Circle " + area());
    }

    private double r;

    public int compareTo(Circle o) {
        return 0;
    }
}
